It has generated a mild snow ball effect. As the dollar gets weaker, it becomes less attractive to hold; so investors are dumping more and more of them, moving into oil, gold and stocks. That, in turn, has helped fuel a strong recovery in commodity prices and recent stock market surges.
The risk remains of a full-blown run on the dollar that could force the Federal Reserve to suddenly raise interest rates, dealing a potentially severe blow to the U.S. recovery.
http://www.washingtonpost.com/wp-dyn/content/article/2009/10/28/AR2009102802347.html
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